CVE-2016-10013 : Xen through 4.8.x allows local 64-bit x86 HVM guest OS users to gain privileges

Xen through 4.8.x allows local 64-bit x86 HVM guest OS users to gain privileges by leveraging mishandling of SYSCALL singlestep during emulation.

Published 2017-01-26 15:59:00

Updated 2017-11-04 01:29:15

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2016-10013

XEN » XEN
Versions up to, including, (<=) 4.8.0
cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.06%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 23 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.6	MEDIUM	AV:L/AC:L/Au:N/C:P/I:P/A:P	3.9	6.4	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
7.8	HIGH	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	1.8	5.9	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

http://www.debian.org/security/2017/dsa-3847

Debian -- Security Information -- DSA-3847-1 xen

CVEs referencing this url
http://xenbits.xen.org/xsa/advisory-204.html

XSA-204 - Xen Security Advisories
Patch;Vendor Advisory
http://www.securitytracker.com/id/1037491

Xen SYSCALL Singlestep Exception Handling Bug Lets Local Users on a Guest System Gain Elevated Privileges on the Guest System - SecurityTracker
Third Party Advisory;VDB Entry
http://www.securityfocus.com/bid/94963

Xen CVE-2016-10013 Privilege Escalation Vulnerability
Third Party Advisory;VDB Entry

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